Bad coil??

flyby84

New Member
Feb 22, 2009
48
0
0
Arkansas
I have a blaster coil and a OEM module on my stang. At about 3-4K it will sputter and I pulled the plugs and they are BLACK! When the car warms up it gets worse. Does this sound like the module or coil? Thanxs!!:nice:
 
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